xviii ILLUSTRATIONS. 



FIGURE PAGE 



*13S. Pyloric glands during digestion (Hermann), .... 326 



*139. Section of the tubes of the pancreas (Hermann), . . . 337 



140. Changes of the pancreatic cells during activity, . . 338 



141. Scheme of a liver lobule, . . % 347 

 *142. Human liver-cells (Cadiat), ...... 348 



*143. Liver-cells during fasting (Hermann), ..... 348 



144. Various appearances of the liver-cells, . 349 



*145. Cholesterin (Aitken), ...... 358 



*146. Lieberkuhn's gland (Hermann), . . 369 



147. Bacterium aceti and B. butyricus, ... 373 



148. Bacillus subtilis, . . . . . .375 

 *149. Villi of small intestine injected (Cadiat), . . 387 



150. Scheme of an intestinal villus, . . 388 



*151. Villi and Lieberkiihn's follicles (Cadiat), 389 



*152. Section of a solitary follicle (Cadiat), .... 390 



*153. Section of a Peyer's patch (Cadiat), ..... 391 



*154. Section of Auerbach's plexus (Cadiat), .... 391 



*155. Lieberkiihn's gland (Hermann), . . . 392 



156. Endosmometer, ....... 393 



157. Origin of lymphatics in the tendon of diaphragm, . . . 403 

 *158. Lymphatics of diaphragm silvered (Ranvier), . . . 403 



159. Perivascular lymphatics, ... ... 405 



160. Stomata from lymph-sac of frog, ..... 405 



161. Section of two lymph-follicles, ..... 406 

 *162. Scheme of a lymphatic gland (Knott), .... 407 



163. Part of a lymphatic gland ...... 408 



*164. Section of central tendon of diaphragm (Brunton), . . . 416 



*165. Section of fascia lata of a dog (Brunton), .... 416 



166. Water calorimeter of Favre and Silbermann, .... 422 



167. Walferdin's metastatic thermometer, ..... 427 



168. Scheme of thermo-electric arrangements, .... 428 



169. Kopp's apparatus for specific heat, . . . . . . 435 



170. Daily variations of temperature, ..... 439 

 *171. Acini of the mammary gland of a sheep (Cadiat), . . . 462 



172. Milk-glands during inaction and secretion, .... 462 



*173. Section of a grain of wheat (Blyth), ..... 471 



174. Yeast-cells growing, ....... 474 



175. Composition of animal and vegetable foods, .... 479 



176. Starch grains (Blyth), . . . . . 512 



[The illustrations indicated by the word Hermann, are from Hermann's 

 Handbuch der Physiologie; by Cadiat, from Cadiat's Traite d'Anatomie Gen&rale; 

 by Ranvier, from Ranvier's Traite Technique d 'Histologie ; by Brunton, from The. 

 Practitioner; and by Hamilton, from, Hamilton's Pathology of Bronchitis.] 



